medium Set 86 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [17, 16] → [_, 5, 11] → [_, 3, _, _]

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Answer: Row4[3]=2, Row3[1]=12, Row4[1]=9, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [17,16]
  • [12,5,11]
  • [9,3,2,9]
Base
  • 9
  • 3
  • 2
  • 9
TopValue
33
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 10] → [4, _, 6] → [2, 2, _, _]

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Answer: Row1[1]=18, Row3[2]=4, Row4[3]=2, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [8,10]
  • [4,4,6]
  • [2,2,2,4]
Base
  • 2
  • 2
  • 2
  • 4
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [21, 14] → [_, 9, _] → [_, 8, 1, _]

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Answer: Row4[1]=4, Row4[4]=4, Row3[3]=5, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [21,14]
  • [12,9,5]
  • [4,8,1,4]
Base
  • 4
  • 8
  • 1
  • 4
TopValue
35
HiddenCells
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [22, 10] → [_, 7, _] → [9, 6, _, _]

Show answer

Answer: Row4[4]=2, Row3[1]=15, Row4[3]=1, Row3[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [22,10]
  • [15,7,3]
  • [9,6,1,2]
Base
  • 9
  • 6
  • 1
  • 2
TopValue
32
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":3}